Texas Instruments UC2843AQ
$ 0.671
Inventory History
3 month trend: -14.29%
CAD Models
Download symbol, footprint, and 3D STEP
Alternate Parts
0 parts available
CAD Models
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Descriptions
Descriptions of Texas Instruments UC2843AQ provided by its distributors.
Current Mode PWM Controller 20-PLCC -40 to 85
Boost Buck Buck-Boost Flyback Forward Tube S-PQCC-J20 Positive DC to DC switching controller 1A 8.965mm 25V Up to 500kHz
the uc2842a/3a/4a/5a family of control ics is a pin for pin compatible improved version of the uc2842/3/4/5 family. providing the necessary features to control current mode switched mode power supplies this family has the following improved features. start up current is guaranteed to be less than 0.5 ma. oscillator discharge is trimmed to 8.3 ma. during under voltage lockout the output stage can sink at least 10 ma at less than 1.2 v for vcc over 5 v. the difference between members of this family are shown in the table below.
Manufacturer Aliases
Texas Instruments has several brands around the world that distributors may use as alternate names. Texas Instruments may also be known as the following names:
- TI
- TEXAS
- TEXAS INST
- TEXAS INSTR
- TEXAS INSTRUMENT
- TEXAS INSTRUMENTS INC
- TEXAS INS
- TEXAS INSTRU
- TEXAS INSTRUMEN
- TI/NS
- TEX
- Texas Instruments (TI)
- TEXASIN
- TEXAS INSTRUMENTS INCORPORATED
- TEXINS
- TEXAS INTRUMENTS
- TEAXS
- TEXASI
- TEXAS INSTRUM
- TI Texas Instruments
- TEXAS USD
- TEXAS INSRUMENTS
- TEXAS INSRUMENT
- TEXAS INSTUMENTS
- TI-ROHS
- Texas Instr.
- Texas Instruments Inc.
Inventory History
3 month trend: -14.29%
CAD Models
Download symbol, footprint, and 3D STEP
Alternate Parts
0 parts available
Technical Specifications
Physical
Case/PackagePLCC
Number of Pins20
Technical
Duty Cycle100 %
Fall Time50 ns
Frequency450 kHz
Max Duty Cycle100 %
Max Frequency500 kHz
Max Operating Temperature85 °C
Max Supply Voltage30 V
Min Operating Temperature-40 °C
Number of Outputs1
Output Voltage15 V
Rise Time50 ns
Switching Frequency500 kHz
TopologyBoost, Flyback
Dimensions
Height4.06 mm
Length8.96 mm
Width8.96 mm
Compliance
Environmental Classification
Lead FreeLead Free
Radiation HardeningNo
RoHSCompliant
Compliance Statements